The invention discloses a drip injection device, which comprises the following parts: drip, control device and injection device, wherein the drip contains at least one hydrophilic material, which connects aerating-extracting motor of control device; the control device contains aerating-extracting motor, wireless transmission device, alarming device and microprocessor, which provides gas to drip; the injection device contains injection conduit joint, containing groove and injection needle joint; the injection conduit joint connects the drip through joint, which makes the liquid flow into the injection needle joint. The invention is convenient to operate, which improves the working efficiency. |